Helping divers make informed choices about training, skills, safety, and gear.

Scuba Diving Courses and Skills

How to Improve After Open Water

Whether you are building on your Open Water certification or refining technique after dozens of dives, this hub is your home base for training and skill development. Learn how to choose the right courses, plan dives, and master control, teamwork, and safety for more confident, enjoyable dives.

Scuba class in the water

Typical Training Path

Discover the most valuable next steps after Open Water, from specialty courses and advanced training to tech-curious options and pro paths like Divemaster or Instructor.

Nitrox tank labeling

Certifications Worth It?

Explore which scuba certifications are truly worth pursuing, from practical options like Nitrox and Rescue to essential safety training in CPR and oxygen use.

Planning a dive in a cenote

Dive Planning

Learn the essentials of dive planning, from gas calculations and nitrox limits to pre-dive routines that keep you safe and prepared underwater.

A boat coming at a diver

Core Diving Skills

Build a solid foundation with core skills: gear setup, hand signals, buoyancy and weighting, trim, controlled descents, safety stops, mask clearing, free flow response, and sharing air.

Guy in a drysuit at the surfacet

Entry & Surface Skills

Master the essential entry and surface skills that keep every dive safe and controlled, from giant strides and shore entries to surface buoyancy and diver assists.

Tanks on a dive boat

Abovewater Skills

Build confidence with practical surface and entry skills, including shore vs boat diving, efficient surface swimming, and signaling for safety.

Diver deploying a DSMB

Underwater Skills

Develop the underwater skills that set confident divers apart, from hovering and advanced finning to buddy positioning and safe SMB deployment.

Buddy divers ascending

Buddy Skills

Strengthen your teamwork with practical buddy skills, from clear role assignment and positioning to mentoring new divers and handling challenging situations.

Divers doing a safety stop

Teamwork Skills

Build effective team diving habits with skills that improve awareness, shared responsibility, and coordinated ascents from start to finish.

Hope Is Not A Good Plan

Dive Culture

Explore the unspoken side of scuba diving, from culture and community to jargon, buddy dynamics, ethics, and the habits that shape how divers really think and behave.


Written by Tyler Allison • Last updated September 1, 2025

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